METHOD OF TREATING HIGH CONCENTRATION COLORED ORGANIC WASTE WATER

摘要

PROBLEM TO BE SOLVED: To provide an economical waste water treatment method by which high concentration colored organic waste water containing at least one of dye and pigment is cleaned and decolored to be discharged to public water or to be recycled as recycled waste water while dispensing with the liquid waste processing commission to a waste-disposal vendor to reduce the quantity of the waste processing commission.

SOLUTION: The method of treating the high concentration colored organic waste water containing at least one of the dye or the pigment has a process for carrying out biological treatment of the organic waste water and a process for decoloring the biologically treated water by adding ozone and an apparatus used for the same is provided.

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